這個碼是什麼意思？
以下表述對應所列原廠與通報。使用前請核對完整故障碼、回報模組、年式與引擎。
故障碼描述偵測到的異常，不直接指定必須更換的零件。
原廠技術資料
3以下為英文原文
CHEVROLET, GMC
原文故障碼 P140B
This Preliminary information communicates to dealer technicians to refer to service update bulletin N182179090 for 2018 model vehicles and to use labor operation 4029959 Emissions - Customer Concern Not Duplicated…
CHEVROLET, GMC
原文故障碼 P140B
This Preliminary information communicates to dealer technicians to refer to service update bulletin N182179090 for 2018 model vehicles and to use labor operation 4029959 Emissions - Customer Concern Not Duplicated…
CHEVROLET, GMC
原文故障碼 P140B
This Preliminary information communicates that GM engineering is investigating the root cause of DTC P140B setting.
核對適用車輛
16車型關聯可作查閱線索；引擎、生產範圍與軟體條件請核對原廠資料。
| 品牌 | 車型 | 年式 |
|---|---|---|
| Chevrolet | SILVERADO | 2017 |
| Chevrolet | SILVERADO 1500 | 2018 |
| Chevrolet | SILVERADO 1500 | 2017 |
| Chevrolet | SILVERADO 2500 | 2018 |
| Chevrolet | SILVERADO 2500 | 2017 |
| Chevrolet | SILVERADO 3500 | 2018 |
| Chevrolet | SILVERADO 3500 | 2017 |
| GMC | SIERRA | 2017 |
| GMC | SIERRA 1500 | 2018 |
| GMC | SIERRA 1500 | 2017 |
| GMC | SIERRA 2500 | 2018 |
| GMC | SIERRA 2500 | 2017 |
更換零件之前
記錄故障碼與凍結資料，檢查電瓶狀態、相關故障碼和可見線束或軟管損傷。依該車診斷程序與測試結果決定維修，避免僅憑故障碼換件。
還能繼續駕駛嗎？
不能只憑故障碼判斷能否繼續行駛。故障燈閃爍、嚴重抖動、過熱、機油壓力警示或煞車轉向異常需立即注意。影響操控或引擎安全時，應在安全地點停車並求助。以車主手冊為準。